Maryland's highest court denied requests to reconsider two of its prior rulings in which it reversed a lower court's decision awarding residents punitive damages for emotional distress and medical…

A California appellate court upheld a county ordinance banning single-use plastic bags and imposing a fee on single-use paper bags against claims that the ordinance was enacted in violation of the…

The U.S. Supreme Court held that a government's demand for property from a land use permit application must satisfy the "nexus" and "rough proportionality" requirements of Nollan v. California…

A district court dismissed environmental groups' claims that BLM failed to adequately consider climate change, global warming, and greenhouse gases (GHGs) in violation of NEPA before it approved…

The U.S. Supreme Court struck down portions of the Los Angeles port's "Clean Truck Program," which was designed in part to reduce emissions related to port operations, including emissions from…

The Fifth Circuit held that the CAA does not preempt a local ordinance that allows taxicabs certified to run on compressed natural gas (CNG) to cut ahead of gasoline-powered taxis in the queue for…

The Eighth Circuit held that pollution exclusion clauses preclude an insurance company's duty to defend a lead producer in an underlying lawsuit alleging damages stemming from the release of…

The North Carolina Supreme Court held an injured person may not bring a civil action against a defendant under the Sedimentation Pollution Control Act of 1973 (SPCA) when the defendant has…

The U.S. Supreme Court held that Oklahoma statutes that favor in-state water appropriation permit applicants over out-of-state permit applicants do not violate the Commerce Clause and are not…

The Eighth Circuit held that under Missouri law, an insurance company has no duty to defend a lead producer in an underlying lawsuit alleging environmental property damage resulting from the lead…